content: /*
   * Copyright 2016-present David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.rxjava3.consumers;
  
  import java.util.concurrent.atomic.AtomicReference;
  
  import io.reactivex.rxjava3.disposables.*;
  import io.reactivex.rxjava3.exceptions.*;
  import io.reactivex.rxjava3.functions.*;
  import io.reactivex.rxjava3.internal.disposables.DisposableHelper;
  import io.reactivex.rxjava3.observers.LambdaConsumerIntrospection;
  import io.reactivex.rxjava3.plugins.RxJavaPlugins;
  
  /**
   * Wraps lambda callbacks and when the upstream terminates or the observer gets disposed,
   * removes itself from a {@link io.reactivex.rxjava3.disposables.CompositeDisposable}.
   * @since 0.18.0
   */
  abstract class AbstractDisposableAutoRelease
  extends AtomicReference<Disposable>
  implements Disposable, LambdaConsumerIntrospection {
  
      private static final long serialVersionUID = 8924480688481408726L;
  
      final AtomicReference<CompositeDisposable> composite;
  
      final Consumer<? super Throwable> onError;
  
      final Action onComplete;
  
      AbstractDisposableAutoRelease(
              CompositeDisposable composite,
              Consumer<? super Throwable> onError,
              Action onComplete
      ) {
          this.onError = onError;
          this.onComplete = onComplete;
          this.composite = new AtomicReference<>(composite);
      }
  
      public final void onError(Throwable t) {
          if (get() != DisposableHelper.DISPOSED) {
              lazySet(DisposableHelper.DISPOSED);
              if (onError != null) {
                  try {
                      onError.accept(t);
                  } catch (Throwable e) {
                      Exceptions.throwIfFatal(e);
                      RxJavaPlugins.onError(new CompositeException(t, e));
                  }
              } else {
                  RxJavaPlugins.onError(new OnErrorNotImplementedException(t));
              }
          } else {
              RxJavaPlugins.onError(t);
          }
          removeSelf();
      }
  
      public final void onComplete() {
          if (get() != DisposableHelper.DISPOSED) {
              lazySet(DisposableHelper.DISPOSED);
              try {
                  onComplete.run();
              } catch (Throwable e) {
                  Exceptions.throwIfFatal(e);
                  RxJavaPlugins.onError(e);
              }
          }
          removeSelf();
      }
  
      @Override
      public final void dispose() {
          DisposableHelper.dispose(this);
          removeSelf();
      }
  
      final void removeSelf() {
          CompositeDisposable c = composite.getAndSet(null);
          if (c != null) {
              c.delete(this);
          }
      }
  
      @Override
      public final boolean isDisposed() {
          return DisposableHelper.isDisposed(get());
      }
  
      public final void onSubscribe(Disposable d) {
          DisposableHelper.setOnce(this, d);
      }
  
      @Override
      public final boolean hasCustomOnError() {
          return onError != null;
      }
  
  }
  